import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/User.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'
import Params from '../components/goods/Params.vue'
import List from '../components/goods/List.vue'
import Add from '../components/goods/add.vue'
import Order from '../components/order/Order.vue'
import Report from '../components/report/Report.vue'
Vue.use(VueRouter)

const router=new VueRouter({
    routes:[
		{path:'/',redirect:'/login',},
		{path:"/login",component:Login,},			
		{path:'/home',component:Home,redirect:'/welcome',
		children:[
		{path:'/welcome',component:Welcome},
		{path:'/users',component:Users},
		{path:'/rights',component:Rights},
		{path:'/roles',component:Roles},
		{path:'/categories',component:Cate},
		{path:'/Params',component:Params},
		{path:'/goods',component:List},
		{path:'/goods/add',component:Add},
		{path:'/orders',component:Order},
		{path:'/reports',component:Report},
		]
		},
		
		
	]
});
// 挂载路由导航守卫
router.beforeEach((to,from,next) =>{
	// to 将要访问的路径
	// from 从那个路径跳转而来
	// next 是一个函数，表示放行
	// next() 放行 next('/login') 强制跳转
	
	if(to.path === '/login') return next()
	// 获取token
	const tokenStr =  window.sessionStorage.getItem('token')
	// 如果没有
	if(!tokenStr) return next('/login');
	// 如果有
	next();
	
	
})

export default router